will stay on this. thanks. >>> we turn to the showdown in washington over president obama's nominee for secretary of defense. a senior administration source confirming it will be former republican senator chuck hagel. the announcement could come as early as tomorrow. one senator already calling this an in your face move. david kerley is at the white house tonight. >> reporter: as the president returns from hawaii, senior fishlgs tell abc news he will nominate former republican senator has chuck hagel as the next secretary of defense. >> chuck hagel is out of the mainstream of thinking, i believe, on most issues regarding foreign policy. >> reporter: today republicans raised red flags, continuing a campaign against chuck hagel. >> chuck hagel is not a responsible option. >> reporter: democrats too have been cold to hagel, a social conservative. republicans complain about his stand on affingts afghanistan -- that we went beyond our mission. and his opposition to the surge in iraq, saying it -- >> represents the most dangerous foreign policy blunder in this country since vietnam if it'